Home / 103,189,116.51-154,735,844.47-38,475,545.94

Finding the Fourth Proportional to 103,189,116.51, 154,735,844.47 and 38,475,545.94

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Solution

The fourth proportional to 103,189,116.51, 154,735,844.47 and 38,475,545.94 is: 57,695,484.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,189,116.51 : 154,735,844.47 = 38,475,545.94 : x
  2. Step 2: Convert to fraction form
    103,189,116.51/154,735,844.47 = 38,475,545.94/x
  3. Step 3: Cross multiply
    103,189,116.51x = 154,735,844.47 × 38,475,545.94
  4. Step 4: Simplify right side
    103,189,116.51x = 5,953,546,092,373,991
  5. Step 5: Solve for x
    x = 5,953,546,092,373,991/103,189,116.51
  6. Step 6: Final answer
    x = 57,695,484.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.